Function checkTypeComparableTo

test/fixtures/snapshot/typescript.js:64324–64326

* This is *not* a bi-directional relationship. * If one needs to check both directions for comparability, use a second call to this function or 'isTypeComparableTo'.

(source, target, errorNode, headMessage, containingMessageChain)

         * If one needs to check both directions for comparability, use a second call to this function or 'isTypeComparableTo'.
         */
        function checkTypeComparableTo(source, target, errorNode, headMessage, containingMessageChain) {
            return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain);
        }
        function isSignatureAssignableTo(source, target, ignoreReturnTypes) {
            return compareSignaturesRelated(source, target, ignoreReturnTypes ? 4 /* SignatureCheckMode.IgnoreReturnTypes */ : 0, /*reportErrors*/ false, 
            /*errorReporter*/ undefined, /*errorReporter*/ undefined, compareTypesAssignable, /*reportUnreliableMarkers*/ undefined) !== 0 /* Ternary.False */;